مؤسسة الإسمنت و مشتقاته بالشلف

Ech-cheliff Cements and Derivatives Company
« E.C.D.E »

CEM II /B-L 32.5 N

CEM II /B-L 32.5 N

CEM II /B-L 32.5 N

CEM II /B-L 32.5 N

Portland limestone cement NA 442/2013

% Pure limestone addition: 21 – 35%

About 05% gypsum (plug regulator)

Def:

Is a gray cement for common and structural concrete; intended for the construction of your house.

AREA OF USE  :

• Construction of individual houses.

• All masonry work.

TECHNICAL CHARACTERISTICS :

1. Mineralogical composition of ordinary clinker:

    C3S ≥ 55% C3A ≥6%

• Chemical analyzes:

   * Sulphates (SO3) ≤ 3.5%

   * Loss on ignition ≤15%

              * Chlorides cl ≤0.1%

              * magnesium oxide MgO ≤3%

              * Insolubles ≤ 5%

• Physical tests:

     * Mechanical resistance to compression:

• 07 days ≥16 MPa

• 28 days ≥32.5 MPa

 * Normal consistency: 26 to 30%

 * Start of setting> 75 min

           * Lime expansion ≤10 mm

           * End of setting> 250 min

           * Heat of hydration at 41 h ≤270 d / g

* Blaine specific surface area ≥3500 cm2 / g